What mass of solute will dissolve in 100mL of water at the following temperatures?
a. KNO3 at 70°C = ____________
b. NaCl at 100°C= ____________
c. NH4Cl at 90°C= ____________
d. Which of the above three substances is mossoluble in water at 15°C. = ____________
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a=170,b=200,c=190 and d is 1500
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